<template>
  <div class="hello">
    <div class="hello2">

    </div>
  </div>
</template>

<script>
export default {
  name: 'HelloWorld',
  data () {
    return {
      msg: 'Welcome to Your Vue.js App'
    };
  }
};
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped>
.hello {
  width: 400px;
  height: 300px;
  background-color: red;
  .hello2 {
    width: 50px;
    height: 50px;
    background-color: #333;
  }
}
</style>
